Document Conversion APIs: Build Reliable HTML, PDF, Word, and PowerPoint Workflows Document conversion is often a hidden part of product infrastructure. Reporting tools export PDF files, publishing systems transform HTML into shareable documents, and business platforms need to normalize user-uploaded files before downstream processing. GuGuData provides a set of document conversion APIs that can be used from backend services, internal tools, automation pipelines, and data workflows. This guide explains how the APIs fit together and when to use each endpoint. API lineup The public OpenAPI JSON is available at https://gugudata.io/assets/openapi/gugudata.openapi.3.1.json . When to use these APIs Generate PDF versions of invoices, reports, articles, or internal documents. Convert uploaded Word, PDF, or PowerPoint files into web-friendly outputs. Create preview images from presentations for search, review, or thumbnail workflows. Normalize document content before indexing, summarization, storage, or review.…